Home / 26,917.90-37,145.18-14,980.66

Finding the Fourth Proportional to 26,917.90, 37,145.18 and 14,980.66

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Solution

The fourth proportional to 26,917.90, 37,145.18 and 14,980.66 is: 20,672.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.90 : 37,145.18 = 14,980.66 : x
  2. Step 2: Convert to fraction form
    26,917.90/37,145.18 = 14,980.66/x
  3. Step 3: Cross multiply
    26,917.90x = 37,145.18 × 14,980.66
  4. Step 4: Simplify right side
    26,917.90x = 556,459,312.22
  5. Step 5: Solve for x
    x = 556,459,312.22/26,917.90
  6. Step 6: Final answer
    x = 20,672.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.